Splinter Cell: Essentials Cheats for PSP

Enter the following at the bonus mission screen (you have to enter the code each time you want to play the mission):

Code:	Result:
Hold Select and press L+R three more times	Unlock the Heroin Refinery mission
Hold Select and press L+R 12 more times.	Unlock the Paris-Nice mission
Hold Select and press L+R three times	Unlock the Television Free Indonesia mission

Go to splintercellessentials.com on your PSP's Internet connection, select "PSP User", and enter A27200203S as a code.